256427976

素因数分解:

$2^3\times 3^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{103}}^1$

素因数の和:228

約数の個数: 192

約数和(自身を含む): 789609600

約数和(自身を除く): 533181624

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 29, 42, 49, 56, 58, 73, 84, 87, 98, 103, 116, 146, 147, 168, 174, 196, 203, 206, 219, 232, 292, 294, 309, 348, 392, 406, 412, 438, 511, 584, 588, 609, 618, 696, 721, 812, 824, 876, 1022, 1176, 1218, 1236, 1421, 1442, 1533, 1624, 1752, 2044, 2117, 2163, 2436, 2472, 2842, 2884, 2987, 3066, 3577, 4088, 4234, 4263, 4326, 4872, 5047, 5684, 5768, 5974, 6132, 6351, 7154, 7519, 8468, 8526, 8652, 8961, 10094, 10731, 11368, 11948, 12264, 12702, 14308, 14819, 15038, 15141, 16936, 17052, 17304, 17922, 20188, 20909, 21462, 22557, 23896, 25404, 28616, 29638, 30076, 30282, 34104, 35844, 40376, 41818, 42924, 44457, 45114, 50808, 52633, 59276, 60152, 60564, 62727, 71688, 83636, 85848, 88914, 90228, 103733, 105266, 118552, 121128, 125454, 146363, 157899, 167272, 177828, 180456, 207466, 210532, 218051, 250908, 292726, 311199, 315798, 355656, 368431, 414932, 421064, 436102, 439089, 501816, 585452, 622398, 631596, 654153, 736862, 829864, 872204, 878178, 1105293, 1170904, 1244796, 1263192, 1308306, 1473724, 1526357, 1744408, 1756356, 2210586, 2489592, 2616612, 2947448, 3052714, 3512712, 4421172, 4579071, 5233224, 6105428, 8842344, 9158142, 10684499, 12210856, 18316284, 21368998, 32053497, 36632568, 42737996, 64106994, 85475992, 128213988, 256427976]

約数ペア:

[(1, 256427976), (2, 128213988), (3, 85475992), (4, 64106994), (6, 42737996), (7, 36632568), (8, 32053497), (12, 21368998), (14, 18316284), (21, 12210856), (24, 10684499), (28, 9158142), (29, 8842344), (42, 6105428), (49, 5233224), (56, 4579071), (58, 4421172), (73, 3512712), (84, 3052714), (87, 2947448), (98, 2616612), (103, 2489592), (116, 2210586), (146, 1756356), (147, 1744408), (168, 1526357), (174, 1473724), (196, 1308306), (203, 1263192), (206, 1244796), (219, 1170904), (232, 1105293), (292, 878178), (294, 872204), (309, 829864), (348, 736862), (392, 654153), (406, 631596), (412, 622398), (438, 585452), (511, 501816), (584, 439089), (588, 436102), (609, 421064), (618, 414932), (696, 368431), (721, 355656), (812, 315798), (824, 311199), (876, 292726), (1022, 250908), (1176, 218051), (1218, 210532), (1236, 207466), (1421, 180456), (1442, 177828), (1533, 167272), (1624, 157899), (1752, 146363), (2044, 125454), (2117, 121128), (2163, 118552), (2436, 105266), (2472, 103733), (2842, 90228), (2884, 88914), (2987, 85848), (3066, 83636), (3577, 71688), (4088, 62727), (4234, 60564), (4263, 60152), (4326, 59276), (4872, 52633), (5047, 50808), (5684, 45114), (5768, 44457), (5974, 42924), (6132, 41818), (6351, 40376), (7154, 35844), (7519, 34104), (8468, 30282), (8526, 30076), (8652, 29638), (8961, 28616), (10094, 25404), (10731, 23896), (11368, 22557), (11948, 21462), (12264, 20909), (12702, 20188), (14308, 17922), (14819, 17304), (15038, 17052), (15141, 16936)]